SDWA Corrosivity (Langlier Index) Back Catalog number: 55121 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10580.39-100-CF Phosphatidylethanol sodium salt,100 µg free acid/mL,chloroform,1mL Price on request 8807.24-200-T Naphtho[1,2-k]fluoranthene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 238-04-0 Price on request 675589 Thiofanox-sulfone, 10.0 µg/ml, Acetonitrile, 10m Price on request